Articles with "phosphorescence lifetime" as a keyword



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A Glucose Biosensor Based on a Phosphorescence Lifetime Sensing and a Thermoresponsive Membrane.

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Published in 2022 at "Macromolecular rapid communications"

DOI: 10.1002/marc.202100902

Abstract: The adoption of existing continuous glucose monitors (CGMs) is limited by user burden. Herein, we present a design for a glucose biosensor with the potential for subcutaneous implantation, without the need for a transcutaneous probe… read more here.

Keywords: thermoresponsive membrane; glucose biosensor; phosphorescence lifetime; membrane ... See more keywords
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Oxygen Mapping of Melanoma Spheroids using Small Molecule Platinum Probe and Phosphorescence Lifetime Imaging Microscopy

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Published in 2017 at "Scientific Reports"

DOI: 10.1038/s41598-017-11153-9

Abstract: Solid tumours display varied oxygen levels and this characteristic can be exploited to develop new diagnostic tools to determine and exploit these variations. Oxygen is an efficient quencher of emission of many phosphorescent compounds, thus… read more here.

Keywords: oxygen; probe; microscopy; phosphorescence lifetime ... See more keywords
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Two-photon phosphorescence lifetime microscopy of retinal capillary plexus oxygenation in mice

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Published in 2018 at "Journal of Biomedical Optics"

DOI: 10.1117/1.jbo.23.12.126501

Abstract: Abstract. Impaired oxygen delivery and/or consumption in the retinal tissue underlies the pathophysiology of many retinal diseases. However, the essential tools for measuring oxygen concentration in retinal capillaries and studying oxygen transport to retinal tissue… read more here.

Keywords: photon phosphorescence; microscopy; two photon; phosphorescence lifetime ... See more keywords
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Merger of dynamic two-photon and phosphorescence lifetime microscopy reveals dependence of lymphocyte motility on oxygen in solid and hematological tumors

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Published in 2019 at "Journal for Immunotherapy of Cancer"

DOI: 10.1186/s40425-019-0543-y

Abstract: BackgroundLow availability of oxygen in tumors contributes to the hostility of the tumor microenvironment toward the immune system. However, the dynamic relationship between local oxygen levels and the immune surveillance of tumors by tumor infiltrating… read more here.

Keywords: oxygen; microscopy; phosphorescence lifetime; motility ... See more keywords
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Slow dynamics measured by phosphorescence lifetime reveals global conformational changes in human adult hemoglobin induced by allosteric effectors

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Published in 2022 at "PLOS ONE"

DOI: 10.1371/journal.pone.0278417

Abstract: The mechanism underlying allostery in hemoglobin (Hb) is still not completely understood. Various models describing the action of allosteric effectors on Hb function have been published in the literature. It has also been reported that… read more here.

Keywords: phosphorescence; hemoglobin; allosteric effectors; activation ... See more keywords